Asmara, Eritrea Weather
Asmara hourly forecast: next 24 hours
Today's high of 82°F (28°C) is about 8°F (4°C) above the typical September high of 74°F (24°C).
Current conditions in detail
Asmara weather tomorrow (Thursday, September 17)
Tomorrow in Asmara looks sunny, with a high of 82° and an overnight low of 66°. Rain is unlikely (1% chance). Winds top out near 15 mph, and the UV index reaches 12 (extreme).
Asmara 14-day forecast
About the weather in Asmara
There is not much of a seasonal calendar in Asmara. Its warmest and coolest months differ by 6°C, against a dataset median nearer 15°C, which leaves 77°F (25°C) in June and 67°F (19°C) in December as the two ends of the year.
Asmara weather: quick facts
- Hottest month: June - highs near 77°F (25°C)
- Coldest month: December - highs near 67°F (19°C)
- Decade extremes (2015-2024): 85°F (30°C) high · 39°F (4°C) low
- Wettest month: August (21 rainy days) · Sunniest: June (11.9 h sun/day)
- Climate type: subtropical highland
- Annual swing: 6°C between the average warmest and coolest month · day to night: 10°C
- Average humidity: 62%
Temperatures through the year
Relative humidity averages 62% across the year, drier than about 83% of the cities we track. December is the coolest month, with highs of 67°F (19°C) and lows near 49°F (10°C). At its warmest, in June, Asmara runs to 77°F (25°C) in the afternoon and back to 58°F (15°C) by dawn. June is the brightest month at 11.9 hours of sun a day, against an annual average of 11.0 - sunnier than 95% of the 3496 cities in our dataset.
Rain, sun and snow
Precipitation concentrates in August - 5.7 inches (145 mm) on 21 days - and thins out by September. Between the average June and the average December lie 6°C, a narrower spread than about 85% of the cities we track. The gridded 2015-2024 daily record for this location tops out at 85°F (30°C) and bottoms at 39°F (4°C) - decade extremes, not all-time station records.
Season by season
Spring (March through May)
Spring is mild and warm here - highs near 75°F (24°C), nights near 56°F (13°C), and rain falls on around 30 of the 90 days. Daylight is generous - around 11.5 hours of sun a day.
Summer (June through August)
Through summer, Asmara settles into easy warmth: 73°F (23°C) by day, 58°F (14°C) after dark, and rain falls on around 48 of the 90 days. Daylight is generous - around 10.5 hours of sun a day.
Fall (September through November)
Fall in Asmara brings comfortable warmth, with daytime highs averaging 71°F (22°C) and nights around 53°F (12°C); expect showers on roughly 22 days across the season. Daylight is generous - around 11.1 hours of sun a day.
Winter (December through February)
Winter settles into easy warmth here - highs near 69°F (20°C), nights near 50°F (10°C), and expect showers on roughly 21 days across the season. Daylight is generous - around 10.8 hours of sun a day.
Average temperatures in Asmara by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 68° | 49° | 6 | 0.8 in | 10.9 h/day | 63% |
| February | 72° | 52° | 7 | 0.8 in | 10.9 h/day | 57% |
| March | 75° | 54° | 7 | 0.9 in | 11.1 h/day | 51% |
| April | 75° | 56° | 14 | 2.4 in | 11.7 h/day | 56% |
| May | 75° | 57° | 10 | 1.8 in | 11.8 h/day | 52% |
| June | 77° | 58° | 6 | 0.9 in | 11.9 h/day | 48% |
| July | 72° | 57° | 20 | 4.5 in | 9.9 h/day | 73% |
| August | 71° | 57° | 21 | 5.7 in | 9.6 h/day | 78% |
| September | 74° | 56° | 3 | 0.7 in | 11.2 h/day | 57% |
| October | 71° | 53° | 8 | 1.4 in | 11.3 h/day | 63% |
| November | 68° | 51° | 10 | 1.9 in | 10.9 h/day | 74% |
| December | 67° | 49° | 8 | 1.1 in | 10.7 h/day | 73% |